class_docstr: A pseudo sampler that does not do sampling actually.
docstr: Sample positive samples.
docstr_tok: ["Sample","positive","samples","."]
code: def _sample_pos(self, **kwargs):
      """Sample positive samples."""
      raise NotImplementedError
  
file_path: insightface/detection/scrfd/mmdet/core/bbox/samplers/pseudo_sampler.py
imports: import torch
  from ..builder import BBOX_SAMPLERS
  from .base_sampler import BaseSampler
  from .sampling_result import SamplingResult
label_desc: Use image node_id 2 for calling the PseudoSampler obj's underlying member method code with example usage: obj._sample_pos() without return types